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When to go · Cairo, Illinois

Cairo, Illinois, month by month

The best months for Cairo, Illinois: Apr, May, Sep, Oct. Months to avoid: Jan, Feb, Jul, Aug.

Month by month

  1. JanuaryAvoidListed as a month to avoid: Jul–Aug (heat and humidity), Jan–Feb (ice on the levee roads).6 °C / -4 °C, 8 rain daysCrowds: Low
  2. FebruaryAvoidListed as a month to avoid: Jul–Aug (heat and humidity), Jan–Feb (ice on the levee roads).9 °C / -2 °C, 8 rain daysCrowds: Low · 1 festival or holiday
  3. MarchGoodOutside the best window (Apr–May, Sep–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.15 °C / 3 °C, 10 rain daysCrowds: Medium · 2 festivals or holidays
  4. AprilGreatInside Cairo, Illinois's best window: Apr–May, Sep–Oct.21 °C / 8 °C, 10 rain daysCrowds: Medium · 1 festival or holiday
  5. MayGreatInside Cairo, Illinois's best window: Apr–May, Sep–Oct.26 °C / 14 °C, 11 rain daysCrowds: Medium · 1 festival or holiday
  6. JuneGoodOutside the best window (Apr–May, Sep–Oct). Across United States: Rockies and northern parks open; desert heat builds; hurricane season starts. Book parks months ahead.31 °C / 19 °C, 9 rain daysCrowds: High
  7. JulyAvoidListed as a month to avoid: Jul–Aug (heat and humidity), Jan–Feb (ice on the levee roads).33 °C / 21 °C, 9 rain daysCrowds: High · 1 festival or holiday
  8. AugustAvoidListed as a month to avoid: Jul–Aug (heat and humidity), Jan–Feb (ice on the levee roads).32 °C / 20 °C, 8 rain daysCrowds: High
  9. SeptemberGreatInside Cairo, Illinois's best window: Apr–May, Sep–Oct.28 °C / 16 °C, 7 rain daysCrowds: Medium · 1 festival or holiday
  10. OctoberGreatInside Cairo, Illinois's best window: Apr–May, Sep–Oct.22 °C / 9 °C, 8 rain daysCrowds: Medium
  11. NovemberMixedOutside the best window (Apr–May, Sep–Oct). Across United States: Quiet between holidays; Thanksgiving week is the busiest travel period of the year.14 °C / 3 °C, 9 rain daysCrowds: Medium · 1 festival or holiday
  12. DecemberMixedOutside the best window (Apr–May, Sep–Oct). Across United States: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.8 °C / -2 °C, 9 rain daysCrowds: High · 1 festival or holiday